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FindPython: add sub-components to Development component

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Fixes: #20425
This commit is contained in:
Marc Chevrier
2020-04-15 15:55:50 +02:00
parent bec1c211d9
commit c1b4044d3e
13 changed files with 452 additions and 113 deletions
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36
Modules/FindPython.cmake
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@@ -13,13 +13,24 @@ The following components are supported:
* ``Interpreter``: search for Python interpreter.
* ``Compiler``: search for Python compiler. Only offered by IronPython.
* ``Development``: search for development artifacts (include directories and
libraries).
libraries). This component includes two sub-components which can be specified
independently:
* ``Development.Module``: search for artifacts for Python module
developments.
* ``Development.Embed``: search for artifacts for Python embedding
developments.
* ``NumPy``: search for NumPy include directories.
If no ``COMPONENTS`` are specified, ``Interpreter`` is assumed.
If component ``Development`` is specified, it implies sub-components
``Development.Module`` and ``Development.Embed``.
To ensure consistent versions between components ``Interpreter``, ``Compiler``,
``Development`` and ``NumPy``, specify all components at the same time::
``Development`` (or one of its sub-components) and ``NumPy``, specify all
components at the same time::
find_package (Python COMPONENTS Interpreter Development)
@@ -30,10 +41,11 @@ To manage concurrent versions 3 and 2 of Python, use :module:`FindPython3` and
.. note::
If components ``Interpreter`` and ``Development`` are both specified, this
module search only for interpreter with same platform architecture as the one
defined by ``CMake`` configuration. This contraint does not apply if only
``Interpreter`` component is specified.
If components ``Interpreter`` and ``Development`` (or one of its
sub-components) are both specified, this module search only for interpreter
with same platform architecture as the one defined by ``CMake``
configuration. This contraint does not apply if only ``Interpreter``
component is specified.
Imported Targets
^^^^^^^^^^^^^^^^
@@ -45,12 +57,12 @@ This module defines the following :ref:`Imported Targets <Imported Targets>`
Python interpreter. Target defined if component ``Interpreter`` is found.
``Python::Compiler``
Python compiler. Target defined if component ``Compiler`` is found.
``Python::Module``
Python library for Python module. Target defined if component
``Development.Module`` is found.
``Python::Python``
Python library for Python embedding. Target defined if component
``Development`` is found.
``Python::Module``
Python library for Python module. Target defined if component ``Development``
is found.
``Development.Embed`` is found.
``Python::NumPy``
NumPy Python library. Target defined if component ``NumPy`` is found.
@@ -115,6 +127,10 @@ This module will set the following variables in your project
* IronPython
``Python_Development_FOUND``
System has the Python development artifacts.
``Python_Development.Module_FOUND``
System has the Python development artifacts for Python module.
``Python_Development.Embed_FOUND``
System has the Python development artifacts for Python embedding.
``Python_INCLUDE_DIRS``
The Python include directories.
``Python_LIBRARIES``